Patent · US Expired

Shoe-construction shoe-construction product and method of fabricating the product

US4831750A · kind A · utility

30Cited by
11References
7Claims
0Family size

Inventor

Key dates

Filing dateOct 18, 1984
Grant dateMay 23, 1989
Priority date
Expiry dateOct 18, 2004

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA43B13/12
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A shoe foundation in which a shoe support is formed by several superimposed layers mutually connected to one another includes a base layer of rubber-bound cork, an elastic support layer of foamed material disposed on the base layer, and a cover layer of leather or the like disposed on the support layer, and wherein the layers are interconnected into a unit free of any adhesive means.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.